/Engine/Source/Editor/UnrealEd/Classes/MaterialGraph/MaterialGraphSchema.h
FMaterialGraphSchemaAction_NewComment ( [FText](API\Runtime\Core\Internationalization\FText) InNodeCategory, [FText](API\Runtime\Core\Internationalization\FText) InMenuDesc, [FText](API\Runtime\Core\Internationalization\FText) InToolTip, const int32 InGrouping )